Compare/Caterpillar D8T vs Caterpillar D9G

Caterpillar D8T vs Caterpillar D9G

Verdict: Caterpillar D8T vs Caterpillar D9G

The Caterpillar D8T and the Caterpillar D9G are both industrial tractors — here is how they stack up on the figures that matter. Caterpillar D9G leads on rated power with 385 hp against 348 hp. Caterpillar D9G is the lighter machine (29,211 kg vs 67,219 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Caterpillar D8T is the newer design (2011 vs 1961). In short: choose the Caterpillar D9G for outright pulling power, or the Caterpillar D8T if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

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Acreage600 acBudgetMain crop / use

Fit & specs

Caterpillar

Fit score

Best match

Clear

Caterpillar

Fit score

Best match

Clear

Rated power

348 hp

385 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

CaterpillarReference

liquid-cooled inlineReference

liquid-cooledReference

Drive

crawlerReference

Final drives

double reduction planetaryReference

planetaryReference

Engine

Engine (gross)

259.5 kWReference

—

Engine (net)

231.2 kWReference

287.1 kWReference

Displacement

15.2 LReference

24.1 LReference

Bore/Stroke

137 x 171 mmReference

159 x 203 mmReference

Emissions

Interim Tier IVReference

—

Power (net)

231.2 kWReference

287.1 kWReference

Power (gross)

259.5 kWReference

—

Rated RPM

1850Reference

1330Reference

Starter

electricReference

Starter volts

24Reference

Oil capacity

155.2 LReference

42.6 LReference

Coolant capacity

76.8 LReference

151.4 LReference

Transmission

Gears

3 forward and reverseReference

Capacities

Fuel

643.5 LReference

757.0 LReference

PTO & Hydraulics

Hydraulic system

74.9 LReference

54.9 LReference

Type

power shiftReference

Capacity

74.9 LReference

54.9 LReference

Pump flow

227.1 lpmReference

582.9 lpmReference

Steering flow

276.3 lpmReference

—

Dimensions

Weight

67219 to 87733 poundsReference

29211 kgReference

Length

462 cmReference

551 cmReference

8SU dozer length

609 cmReference

—

8A dozer length

627 cmReference

—

8U dozer length

642 cmReference

—

Height (cab)

360 cmReference

—

Height (exhaust)

350 cmReference

—

Shipping weight

30490 kgReference

29211 kgReference

Operating weight

39795 kgReference

—

Gauge

208 cmReference

228 cmReference

Height

—

261 cmReference

Caterpillar D8T attachments

Electrical

Charging system

alternatorReference

Charging amps

150Reference

50Reference

Batteries

4Reference

—

Battery volts

12Reference

—

Caterpillar D8T Tracks

Width

304 cmReference

Length on ground

320 cmReference

462 cmReference

Area on ground

3.6 m²Reference

4.1 m²Reference

Variants

DD9G

—

dual D9G tractorsReference

Caterpillar D9G attachments

Caterpillar D9G Tracks

Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.